From 7741844055b6c26dc27d59958c313df14e309860 Mon Sep 17 00:00:00 2001
From: Alex Hart <alex@signal.org>
Date: Fri, 6 Feb 2026 11:24:28 -0400
Subject: [PATCH] Add audio-indicator slot to use for single-remote-participant
 calls.

---
 .../webrtc/v2/CallElementsLayout.kt           | 35 ++++++++++++++++++-
 .../webrtc/v2/CallParticipantsPager.kt        |  1 +
 .../components/webrtc/v2/CallScreen.kt        |  9 +++++
 3 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallElementsLayout.kt b/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallElementsLayout.kt
index 6eb9aaa46b..44fb73e3f9 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallElementsLayout.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallElementsLayout.kt
@@ -43,7 +43,8 @@ private enum class BlurrableContentSlot {
   BARS,
   GRID,
   REACTIONS,
-  OVERFLOW
+  OVERFLOW,
+  AUDIO_INDICATOR
 }
 
 @Composable
@@ -54,6 +55,7 @@ fun CallElementsLayout(
   raiseHandSlot: @Composable () -> Unit,
   callLinkBarSlot: @Composable () -> Unit,
   callOverflowSlot: @Composable () -> Unit,
+  audioIndicatorSlot: @Composable () -> Unit,
   bottomInset: Dp,
   bottomSheetWidth: Dp,
   localRenderState: WebRtcLocalRenderState,
@@ -100,6 +102,7 @@ fun CallElementsLayout(
         callGridSlot = callGridSlot,
         reactionsSlot = reactionsSlot,
         callOverflowSlot = callOverflowSlot,
+        audioIndicatorSlot = audioIndicatorSlot,
         onMeasured = { barsHeight, barsWidth ->
           measuredBarsHeightPx = barsHeight
           measuredBarsWidthPx = barsWidth
@@ -146,6 +149,7 @@ private fun BlurrableContentLayer(
   callGridSlot: @Composable () -> Unit,
   reactionsSlot: @Composable () -> Unit,
   callOverflowSlot: @Composable () -> Unit,
+  audioIndicatorSlot: @Composable () -> Unit,
   onMeasured: (barsHeight: Int, barsWidth: Int) -> Unit
 ) {
   BlurContainer(
@@ -187,6 +191,9 @@ private fun BlurrableContentLayer(
       val reactionsPlaceables = subcompose(BlurrableContentSlot.REACTIONS, reactionsSlot)
         .map { it.measure(reactionsConstraints) }
 
+      val audioIndicatorPlaceables = subcompose(BlurrableContentSlot.AUDIO_INDICATOR, audioIndicatorSlot)
+        .map { it.measure(looseConstraints) }
+
       layout(looseConstraints.maxWidth, looseConstraints.maxHeight) {
         overflowPlaceables.forEach {
           if (isPortrait) {
@@ -208,6 +215,17 @@ private fun BlurrableContentLayer(
         reactionsPlaceables.forEach {
           it.place(0, 0)
         }
+
+        audioIndicatorPlaceables.forEach {
+          val gutterWidth = (looseConstraints.maxWidth - bottomSheetWidthPx) / 2
+          val fitsInGutter = gutterWidth >= it.width
+          val y = if (fitsInGutter) {
+            looseConstraints.maxHeight - it.height
+          } else {
+            looseConstraints.maxHeight - bottomInsetPx - barsHeightPx - it.height
+          }
+          it.place(0, y)
+        }
       }
     }
   }
@@ -322,6 +340,21 @@ private fun CallElementsLayoutPreview() {
             .background(color = Color.Red)
         )
       },
+      audioIndicatorSlot = {
+        val mutedParticipant = CallParticipant(
+          recipient = Recipient(
+            id = RecipientId.from(2L),
+            isResolving = false,
+            systemContactName = "Muted Participant"
+          ),
+          audioLevel = null
+        )
+
+        ParticipantAudioIndicator(
+          participant = mutedParticipant,
+          selfPipMode = SelfPipMode.NOT_SELF_PIP
+        )
+      },
       bottomInset = 120.dp,
       bottomSheetWidth = CallScreenMetrics.SheetMaxWidth,
       localRenderState = localRenderState
diff --git a/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallParticipantsPager.kt b/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallParticipantsPager.kt
index a0f9e9dec4..5c8a6e98fc 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallParticipantsPager.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallParticipantsPager.kt
@@ -53,6 +53,7 @@ fun CallParticipantsPager(
           renderInPip = state.isRenderInPip,
           raiseHandAllowed = false,
           onInfoMoreInfoClick = null,
+          showAudioIndicator = state.callParticipants.size > 1,
           modifier = itemModifier
         )
       }
diff --git a/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallScreen.kt b/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallScreen.kt
index dce0f1f590..368d0e0602 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallScreen.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/components/webrtc/v2/CallScreen.kt
@@ -383,6 +383,15 @@ fun CallScreen(
               )
             }
           },
+          audioIndicatorSlot = {
+            if (callParticipantsPagerState.callParticipants.size == 1) {
+              val participant = callParticipantsPagerState.callParticipants.first()
+              ParticipantAudioIndicator(
+                participant = participant,
+                selfPipMode = SelfPipMode.NOT_SELF_PIP
+              )
+            }
+          },
           bottomInset = padding,
           bottomSheetWidth = CallScreenMetrics.SheetMaxWidth,
           localRenderState = localRenderState,